Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    14-10-2022 18:30

General

  • Target

    07ac8b44417279c033bc67331a7df2eef129aa8c170fc61f3668ce20e8eea063.exe

  • Size

    991KB

  • MD5

    46bdeeff3dedc0d9b77dcf7bc2b3f07f

  • SHA1

    f1b5be40a7f165f514a0ca432b4f3965536bfed2

  • SHA256

    07ac8b44417279c033bc67331a7df2eef129aa8c170fc61f3668ce20e8eea063

  • SHA512

    eca77e738f45f6f85c455960b34a7f88765d57bffb947e489ee663f7d2c481bbab3b71741b30b90de592dfaccff828e04e7bff29c9faa017f66307e5695fa01b

  • SSDEEP

    24576:EEsZg89x5NU+wnzihMeDfWmASWKBzTXBfxztO9g7pR/:EEsJnEevhTHZOy7j/

Malware Config

Signatures

  • joker

    Joker is an Android malware that targets billing and SMS fraud.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies Internet Explorer settings 1 TTPs 19 IoCs
  • Modifies registry class 10 IoCs
  • Modifies system certificate store 2 TTPs 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07ac8b44417279c033bc67331a7df2eef129aa8c170fc61f3668ce20e8eea063.exe
    "C:\Users\Admin\AppData\Local\Temp\07ac8b44417279c033bc67331a7df2eef129aa8c170fc61f3668ce20e8eea063.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1280
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0xc4
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1000

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1280-54-0x0000000075811000-0x0000000075813000-memory.dmp

    Filesize

    8KB